.switcher {
  background-color: white;
}

body {
  background-color: black;
  color: white;
}

.player-horizontal {
  background-color: rgba(255, 255, 255, 0.5);
  color: white;
}

form .row:nth-child(odd) {
  background-color: #1e1e1e;
  padding: 10px;
}

form .row:nth-child(even) {
  background-color: #000;
  padding: 10px;
}